1病例报告患者男，21岁，某部战士。1996年2月始参加单、双杠规定练习训练，参训3个风后感左手伸腕、伸指乏力，不伴皮肤麻木，发病1周后住入我院。查体：左前臂轻度肌肉萎缩，旋后运动受限，伸腕肌力三级，且伸腕时手掌向烧侧偏斜。左伸拇、伸指肌力0级，不能伸掌格关节，可伸 1 case report Patient male, 21 years old, a soldier. February 1996 to participate in single, parallel bars provisions of the practice training, training after the 3 wind left hand wrist, stretch fingers fatigue, without skin numbness, admitted to our hospital after 1 week. Physical examination: left forearm mild muscular atrophy, supination after rotation limited, wrist extensor force three, and extensor wrist skewed to the burning side. Left stretch thumb, extensor muscle strength 0, can not stretch the grid cell joints, extensible